Question

1 TENSES The official world championship _____________(is believed /believed /has believed)to have begun in 1886,when the two leading players in the world ________(played / play / have played) a match.From 1886 to 1946, the championship _________(was held/held/were held) on an informal basis with a challenger_______(have/having/to have)to defeat the c current champion in a match.​

Answer 1

Answer:

is believe

have played

were held

have

Answer 2

Answer:

Explanation:

The official world championship is believed to have begun in 1886,when the two leading players in the world played a match.From 1886 to 1946, the championship was held on an informal basis with a challenger having to defeat the c current champion in a match.​